Chemistry Syllabus (JEE Main)

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Q. What is the pH of a neutral solution of hydrogen ions?
  • A. 0
  • B. 7
  • C. 14
  • D. 1
Q. What is the pH of a solution formed by mixing equal volumes of 0.1 M HCl and 0.1 M NaOH?
  • A. 7
  • B. 1
  • C. 0
  • D. 14
Q. What is the pH of a solution that has a hydrogen ion concentration of 1 x 10^-5 M?
  • A. 5
  • B. 7
  • C. 9
  • D. 10
Q. What is the pH of a solution that has a hydronium ion concentration of 1 x 10^-5 M?
  • A. 5
  • B. 7
  • C. 9
  • D. 10
Q. What is the pH of a solution that has a hydroxide ion concentration of 1.0 x 10^-3 M?
  • A. 11
  • B. 10
  • C. 3
  • D. 1
Q. What is the pH of a solution that has a [H+] concentration of 1 x 10^-7 M?
  • A. 7
  • B. 0
  • C. 14
  • D. 1
Q. What is the pH of a solution that is 0.1 M in both acetic acid and sodium acetate?
  • A. 4.76
  • B. 5.76
  • C. 6.76
  • D. 7.76
Q. What is the pH of a solution with a hydroxide ion concentration of 0.001 M?
  • A. 11
  • B. 12
  • C. 13
  • D. 14
Q. What is the pH of a solution with a hydroxide ion concentration of 1.0 x 10^-4 M?
  • A. 10
  • B. 4
  • C. 7
  • D. 14
Q. What is the pH of a solution with [H+] = 1 x 10^-6 M?
  • A. 6
  • B. 7
  • C. 8
  • D. 5
Q. What is the phenomenon called when a liquid changes to gas at a temperature below its boiling point?
  • A. Evaporation
  • B. Condensation
  • C. Sublimation
  • D. Freezing
Q. What is the phenomenon called when a liquid changes to gas at temperatures below its boiling point?
  • A. Evaporation
  • B. Condensation
  • C. Sublimation
  • D. Vaporization
Q. What is the phenomenon called when a liquid rises in a narrow tube against gravity?
  • A. Capillarity
  • B. Viscosity
  • C. Surface tension
  • D. Hydrostatic pressure
Q. What is the pKa value of acetic acid?
  • A. 4.76
  • B. 7.00
  • C. 9.25
  • D. 2.00
Q. What is the pKb value of a strong base?
  • A. Less than 0
  • B. Equal to 0
  • C. Greater than 0
  • D. Equal to 14
Q. What is the pKb value of a weak base?
  • A. Less than 7
  • B. Equal to 7
  • C. Greater than 7
  • D. None of the above
Q. What is the primary active ingredient in most antacids?
  • A. Calcium carbonate
  • B. Magnesium hydroxide
  • C. Aluminum hydroxide
  • D. All of the above
Q. What is the primary bond type in polymers?
  • A. Ionic bonds
  • B. Covalent bonds
  • C. Metallic bonds
  • D. Hydrogen bonds
Q. What is the primary cause of global warming?
  • A. Deforestation
  • B. Greenhouse gas emissions
  • C. Ozone depletion
  • D. Acid rain
Q. What is the primary cause of ocean acidification?
  • A. Plastic pollution
  • B. Increased CO2 absorption
  • C. Heavy metal contamination
  • D. Thermal pollution
Q. What is the primary cause of the greenhouse effect?
  • A. Ozone depletion
  • B. Increased solar radiation
  • C. Trapping of heat by greenhouse gases
  • D. Deforestation
Q. What is the primary characteristic of liquids that distinguishes them from solids?
  • A. Definite shape
  • B. Definite volume
  • C. Incompressibility
  • D. Fluidity
Q. What is the primary driving force for adsorption in physisorption?
  • A. Chemical bonds
  • B. Van der Waals forces
  • C. Hydrogen bonds
  • D. Ionic interactions
Q. What is the primary effect of a -CN group on a benzene ring?
  • A. +M effect
  • B. -M effect
  • C. +I effect
  • D. -I effect
Q. What is the primary effect of the -COOH group on a benzene ring?
  • A. +M effect
  • B. -M effect
  • C. +I effect
  • D. -I effect
Q. What is the primary effect of the -COOH group on aromatic compounds?
  • A. +M effect
  • B. -M effect
  • C. +I effect
  • D. -I effect
Q. What is the primary effect of the inductive effect in organic compounds?
  • A. Stabilization of positive charge
  • B. Stabilization of negative charge
  • C. Delocalization of electrons
  • D. Formation of hydrogen bonds
Q. What is the primary effect of the inductive effect in organic molecules?
  • A. Stabilization of positive charge
  • B. Stabilization of negative charge
  • C. Delocalization of electrons
  • D. Formation of hydrogen bonds
Q. What is the primary factor affecting colligative properties?
  • A. Nature of solute
  • B. Concentration of solute
  • C. Temperature
  • D. Volume of solvent
Q. What is the primary factor that affects the rate of a chemical reaction?
  • A. Concentration
  • B. Temperature
  • C. Catalyst
  • D. All of the above
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